GCF of 189/809, 972/506
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 189/809, 972/506 i.e 27/409354 easily. The following is the detailed procedure to determine the greatest common factor of fractions 189/809, 972/506.
Enter two or more fractions separated by "commas"
Ex: 2/3, 5/7 or 3/5, 5/9, 7/3
What is the GCF of 189/809,972/506?
Given fractions are 189/809,972/506
To find the GCF of fractions, we have to find the GCF of numerator numbers and LCM of denominator numbers. Its formula is given by
GCF of Fraction = Greatest Common Factor of Numerator/Least Common Multiple of Denominators
In the fractions 189/809,972/506, numerators are 189,972
Denominators are 809,506
The GCF of 189,972 is 27 .
LCM of 809,506 is 409354.
The greatest common factor of 189/809,972/506 = [GCF of 189,972]/[LCM of 809,506]= 27/409354
Therefore, the GCF of 189/809,972/506 is 27/409354.
To find the highest common factor of 189,972, we have to find the factors of both numbers and list the highest common factor.
The factors of 189 are 1, 3, 7, 9, 21, 27, 63, 189
The factors of 972 are 1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972
The HCF of 189,972 is 27.
Lets's calculate GCF of 189,972
| 3 | 189, 972 |
| 3 | 63, 324 |
| 3 | 21, 108 |
| 7, 36 |
∴ So the GCF of the given numbers is 3 x 3 x 3 = 27
Greatest Common Factor of 189,972 By Matching Biggest Common Factor Method
Now, list down the factors of 189
:1,3,7,9,21,27,63,189
Now, list down the factors of 972
:1,2,3,4,6,9,12,18,27,36,54,81,108,162,243,324,486,972
Greatest Common Factor
We found the factors 189,972 . The biggest common factor number is the GCF number.
So the greatest common factor 189,972 is 27.
Lets's calculate LCM of 809,506
Given numbers has no common factors except 1. So, there LCM is their product i.e 409354
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 27/409354
Therefore, the GCF of Fractions 189/809,972/506 is 27/409354
Least Common Multiple of 809,506 with GCF Formula
The formula of LCM is LCM(a1,a2,a3....,an) = ( a1 × a2 × a3 × .... × an) / GCF(a1,a2,a3....,an) x common factors(if more than 2 numbers have common factors).
We need to calculate greatest common factor of 809,506 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(809,506) = 1
common factors(in case of two or more numbers have common factors) = 1
GCF(809,506) x common factors =1 x 1 = 1
LCM(809,506) = ( 809 × 506 ) / 1
LCM(809,506) = 409354 / 1
LCM(809,506) = 409354
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FAQs on GCF of Fractions of 189/809, 972/506
1. What is the HCF of 189,972?
The HCF of 189,972 is 27
2. What is the GCF of a fraction?
The GCF of a fraction is defined as the greatest fraction that divides exactly into 2 or more fractions.
3. How to find GCF in Fractions?
Answer: GCF of fractions can be found using the simple formula GCF of Fractions = GCF of Numerators/LCM of Denominators.
4. What is the GCF of Fractions for 189/809, 972/506?
Answer: GCF of Numerators as per given numbers 189/809, 972/506 is
GCF of Numerators i.e. for 189,972 is 27
LCM of denominators i.e. for 809,506 is 409354.
Thus, GCF of Fractions is 27/409354.Finally, GCF of Fractions for 189/809, 972/506 is 27/409354.